/**
* Copyright (c) 2010, Attila Magyar
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*     * Redistributions of source code must retain the above copyright
*       notice, this list of conditions and the following disclaimer.
*     * Redistributions in binary form must reproduce the above copyright
*       notice, this list of conditions and the following disclaimer in the
*       documentation and/or other materials provided with the distribution.
*     * Neither the name of the Attila Magyar nor the
*       names of its contributors may be used to endorse or promote products
*       derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

package org.uftp.net.impl;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.InetSocketAddress;
import java.net.Socket;
import java.net.SocketException;
import org.uftp.FTPSocketException;
import org.uftp.net.IFTPClientSocket;

/**
 * The J2SE version of FTPClientSocket
 * @author Zeroflag
 */
public class FTPClientSocket implements IFTPClientSocket {

    private Socket socket;
    private String host;
    private int port;
    
    private InputStream inStream = null;
    private OutputStream outStream = null;    

    /** Creates a new instance of FTPClienSocket */
    public FTPClientSocket( String host, int port ) {
        this.host = host;
        this.port = port;
        socket = new Socket();
    }

    public FTPClientSocket( Socket soc ) {
        socket = soc;
        this.host = soc.getInetAddress().getHostAddress();
        this.port = soc.getPort();
    }

    public void connect() throws FTPSocketException {
        try {
            socket.connect( new InetSocketAddress( host, port ) );
        }
        catch ( IOException e ) {
            throw new FTPSocketException( e );
        }
    }

    public void close() throws FTPSocketException {
        try {            
            if ( inStream != null ) {
                try { inStream.close(); } catch (IOException e) { e.printStackTrace(); }
            }
            if ( outStream != null ) {                
                try { outStream.close(); } catch (IOException e) { e.printStackTrace(); }
            }            
            socket.close();
        }
        catch ( IOException e ) {
            throw new FTPSocketException( e );
        }
    }

    public InputStream getInputStream() throws FTPSocketException {
        try {
            inStream = socket.getInputStream();
            return inStream;            
        }
        catch ( IOException e ) {
            throw new FTPSocketException( e );
        }
    }

    public OutputStream getOutputStream() throws FTPSocketException {
        try {
            outStream = socket.getOutputStream();
            return outStream;                        
        }
        catch ( IOException e ) {
            throw new FTPSocketException( e );
        }
    }

    public boolean isConnected() {
        return socket.isConnected();
    }

    public void setTimeout( int timeout ) throws FTPSocketException {
        try {                        
            socket.setSoTimeout( timeout );
        } catch (SocketException ex) {
            throw new FTPSocketException( ex );
        }
    }
}
